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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH RFC v13 19/20] PVH xen tools: libxc changes to build a PVH guest.
On 04/11/13 12:56, George Dunlap wrote: > On 18/10/13 17:45, Roger Pau Monné wrote: >> This patch is incomplete, PVH guests with 4GB of RAM or more will fail >> to boot due to libxc temporary mapping the grant table to gfn 0xFFFFE, >> which is an invalid gfn on HVM guests, but not on PVH guests. When >> libxc removes the mapping of 0xFFFFE it will leave an invalid mfn in >> the p2m table, that will make the guest crash when trying to access >> that gfn. >> >> The easiest way I've found to solve this is to temporary map the grant >> table to the maximum gfn + 1. This fixes the PVH issue, and also seems >> to work fine with HVM guests, here is the diff which should probably be >> integrated into this patch: > > Thanks Roger. I assume it's OK to add your sign-off to this patch? Yes, you can merge it with the current patch. Roger. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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